The purpose of this study is to learn whether HIV-infected patients have blood abnormalities which could lead to heart attack or stroke, and to find out what factors may contribute to these abnormalities.

This research is being done to learn whether HIV-infected patients have abnormalities in their blood vessels that could eventually lead to heart attack or stroke (atherosclerosis), in how fat is distributed in their body and in how their body handles fat and sugars. If there are abnormalities, this study will also try to find out what factors may contribute to those abnormalitites.

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study.
To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below.
For general information, see Learn About Clinical Studies.

Please refer to this study by its ClinicalTrials.gov identifier: NCT00244803